cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A092009 Numbers that can be expressed as the difference of the squares of primes in exactly thirteen distinct ways.

Original entry on oeis.org

236208, 316680, 480480, 644280, 750120, 757680, 792120, 822120, 822360, 896280, 925680, 1015560, 1025640, 1044120, 1067640, 1129128, 1136520, 1255800, 1274280, 1299480, 1391280, 1484280, 1487640, 1489488, 1572648, 1616160, 1707888
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			236208 = 487^2-31^2 = 547^2-251^2 = 577^2-311^2 = 643^2-421^2 =
787^2-619^2 = 853^2-701^2 = 2137^2-2081^2 = 2833^2-2791^2 = 4933^2-4909^2 =
8443^2-8429^2 = 14767^2-14759^2 = 19687^2-19681^2 = 59053^2-59051^2
		

Crossrefs

A092010 Numbers that can be expressed as the difference of the squares of primes in exactly fourteen distinct ways.

Original entry on oeis.org

469560, 552552, 681720, 702240, 705432, 731640, 766920, 941640, 1069320, 1076712, 1102920, 1193808, 1201200, 1242360, 1312080, 1343160, 1372560, 1439592, 1506120, 1527960, 1692600, 1700160, 1736280, 1744680, 1760880
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			469560 = 691^2-89^2 = 761^2-331^2 = 769^2-349^2 = 827^2-463^2 =
1033^2-773^2 = 1223^2-1013^2 = 1451^2-1279^2 = 1583^2-1427^2 = 1747^2-1607^2
= 1871^2-1741^2 = 2837^2-2753^2 = 3049^2-2971^2 = 3389^2-3319^2 =
19571^2-19559^2
		

Crossrefs

A092011 Numbers that can be expressed as the difference of the squares of primes in exactly fifteen distinct ways.

Original entry on oeis.org

207480, 267960, 535920, 542640, 614040, 652080, 674520, 720720, 950040, 1178520, 1197840, 1256640, 1321320, 1324680, 1356600, 1369368, 1441440, 1459920, 1510320, 1543080, 1691760, 1727880, 1802640, 1900080, 1984920, 2088240
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			207480 = 457^2-37^2 = 461^2-71^2 = 463^2-83^2 = 467^2-103^2 =
523^2-257^2 = 599^2-389^2 = 661^2-479^2 = 743^2-587^2 = 863^2-733^2 =
967^2-853^2 = 1277^2-1193^2 = 1759^2-1699^2 = 2749^2-2711^2 = 3719^2-3691^2
= 51871^2-51869^2
		

Crossrefs

A092012 Numbers that can be expressed as the difference of the squares of primes in exactly sixteen distinct ways.

Original entry on oeis.org

175560, 341880, 408408, 545160, 600600, 656040, 840840, 912912, 942480, 954408, 1007160, 1302840, 1350888, 1367520, 1442280, 1609608, 2457840, 2492280, 3243240, 3651648, 3797640, 3982440, 4212600, 4370520, 4440072, 4775232
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			175560 = 421^2-41^2 = 431^2-101^2 = 439^2-131^2 = 463^2-197^2 =
499^2-271^2 = 523^2-313^2 = 557^2-367^2 = 853^2-743^2 = 1193^2-1117^2 =
1493^2-1433^2 = 2017^2-1973^2 = 2111^2-2069^2 = 6277^2-6263^2 =
7321^2-7309^2 = 14633^2-14627^2 = 43891^2-43889^2
		

Crossrefs

A092013 Numbers that can be expressed as the difference of the squares of primes in exactly seventeen distinct ways.

Original entry on oeis.org

185640, 212520, 286440, 328440, 360360, 414960, 425040, 1099560, 1273272, 1526280, 1633632, 2090088, 2635248, 3124968, 3825360, 4461072, 4740120, 4758600, 5213208, 6240360, 7086240, 8251320, 8539440, 9064440, 9129120
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			185640 = 431^2-11^2 = 433^2-43^2 = 443^2-103^2 = 487^2-227^2 =
509^2-271^2 = 547^2-337^2 = 557^2-353^2 = 601^2-419^2 = 631^2-461^2 =
733^2-593^2 = 1229^2-1151^2 = 1361^2-1291^2 = 1811^2-1759^2 = 3109^2-3079^2
= 3329^2-3301^2 = 3583^2-3557^2 = 15473^2-15467^2
		

Crossrefs

A092014 Numbers that can be expressed as the difference of the squares of primes in exactly eighteen distinct ways.

Original entry on oeis.org

314160, 378840, 1127280, 1835400, 2234232, 3485328, 6016920, 6588120, 7611240, 7868280, 8713320, 9838920, 9969960, 10210200, 10799880, 10952760, 11291280, 11509680, 11938080, 12326160, 12437880, 12815880, 12983880, 13693680
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			314160 = 563^2-53^2 = 571^2-109^2 = 577^2-137^2 = 607^2-233^2 =
641^2-311^2 = 701^2-421^2 = 727^2-463^2 = 853^2-643^2 = 1009^2-839^2 =
1223^2-1087^2 = 1483^2-1373^2 = 2833^2-2777^2 = 3761^2-3719^2 =
3947^2-3907^2 = 4637^2-4603^2 = 7151^2-7129^2 = 26183^2-26177^2 =
78541^2-78539^2
		

Crossrefs

Extensions

a(14)-a(24) from Donovan Johnson, Nov 26 2008

A092015 Numbers that can be expressed as the difference of the squares of primes in exactly nineteen distinct ways.

Original entry on oeis.org

120120, 513240, 722568, 2348808, 3721872, 4269720, 5442360, 5754840, 6109488, 7549080, 8288280, 9043320, 10986360, 12538680, 13037640, 13813800, 14395920, 15181320, 15408120, 15571920, 15735720, 16151520, 16379160, 16696680
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			120120 = 347^2-17^2 = 349^2-41^2 = 353^2-67^2 = 383^2-163^2 =
421^2-239^2 = 463^2-307^2 = 467^2-313^2 = 499^2-359^2 = 521^2-389^2 =
601^2-491^2 = 757^2-673^2 = 1031^2-971^2 = 1181^2-1129^2 = 1451^2-1409^2 =
2017^2-1987^2 = 2741^2-2719^2 = 4297^2-4283^2 = 5011^2-4999^2 =
15017^2-15013^2.
		

Crossrefs

Extensions

a(13)-a(24) from Donovan Johnson, Nov 26 2008

A092016 Numbers that can be expressed as the difference of the squares of primes in exactly twenty distinct ways.

Original entry on oeis.org

885360, 3527160, 3723720, 4444440, 7054320, 8921640, 9304680, 9524760, 9817080, 9849840, 9914520, 10038840, 11152680, 11171160, 12113640, 12543960, 13167000, 13728792, 14108640, 14774760, 15495480, 17264520, 17777760, 17882040
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			885360 = 941^2-11^2 = 947^2-107^2 = 967^2-223^2 = 977^2-263^2 =
991^2-311^2 = 1123^2-613^2 = 1289^2-881^2 = 1979^2-1741^2 = 2213^2-2003^2 =
2473^2-2287^2 = 2719^2-2551^2 = 3323^2-3187^2 = 4391^2-4289^2 =
7933^2-7877^2 = 11087^2-11047^2 = 13037^2-13003^2 = 14771^2-14741^2 =
18457^2-18433^2 = 44273^2-44263^2 = 55339^2-55331^2
		

Crossrefs

Extensions

a(12)-a(24) from Donovan Johnson, Nov 26 2008

A092017 Numbers that can be expressed as the difference of the squares of primes in exactly twenty-one distinct ways.

Original entry on oeis.org

2282280, 5165160, 5645640, 5969040, 6754440, 7197960, 8048040, 8075760, 8426880, 8725080, 9267720, 10767120, 11466840, 12235080, 12252240, 12480720, 13508880, 13581960, 13869240, 13901160, 13980120, 14316120, 14665560
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Crossrefs

Extensions

a(12)-a(23) from Donovan Johnson, Nov 26 2008

A092018 Numbers that can be expressed as the difference of the squares of primes in exactly twenty-two distinct ways.

Original entry on oeis.org

526680, 2106720, 4037880, 4555320, 4772040, 4924920, 7785960, 9988440, 10330320, 11051040, 11843832, 12525240, 12809160, 13093080, 13933920, 14348040, 15222480, 15513960, 16576560, 19634160, 19677840, 19764360
Offset: 1

Views

Author

Ray Chandler, Feb 22 2004

Keywords

Examples

			526680 = 727^2-43^2 = 733^2-103^2 = 761^2-229^2 = 839^2-421^2 =
863^2-467^2 = 883^2-503^2 = 941^2-599^2 = 1009^2-701^2 = 1123^2-857^2 =
1171^2-919^2 = 1307^2-1087^2 = 1429^2-1231^2 = 1481^2-1291^2 = 1553^2-1373^2
= 1951^2-1811^2 = 2153^2-2027^2 = 3797^2-3727^2 = 6949^2-6911^2 =
7333^2-7297^2 = 9419^2-9391^2 = 11981^2-11959^2 = 14639^2-14621^2
		

Crossrefs

Extensions

a(9)-a(22) from Donovan Johnson, Nov 26 2008
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