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.

Showing 1-5 of 5 results.

A116132 Numbers k such that k concatenated with k-4 gives the product of two numbers which differ by 7.

Original entry on oeis.org

74, 59264, 510782, 906902, 81790664, 92776472, 10876856041862, 11796926254874, 18332259798794, 18388650720624, 32624670587648, 32699883214248, 43103618706398, 44916698243804, 66132258426302
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Examples

			92776472//92776468 = 96320541 * 96320548, where // denotes concatenation.

Crossrefs

Cf. A116119, A116131, A116133, A116205, A116263.

A116262 n times n+6 gives the concatenation of two numbers m and m-4.

Original entry on oeis.org

42, 53, 38160, 61835, 83615, 346977, 653018, 950048, 8647552, 9534262, 8167822280, 9007920989, 9209900789, 9950000498, 4737445289218, 4990568257184, 5009431742811, 5262554710777, 8373808925582
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Crossrefs

Cf. A116131, A116256, A116261, A116263, A116282.

A116269 Numbers k such that k*(k+7) gives the concatenation of two numbers m and m-3.

Original entry on oeis.org

87, 3675, 6319, 8785, 48742, 51252, 87616, 3762553, 6237441, 9217099, 3266298273, 3520463763, 6479536231, 6733701721, 8063694647, 8317860137, 4689524709430934473, 5310475290569065521, 7416797436703661746
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Crossrefs

Cf. A116205, A116263, A116268, A116270, A116283.

A116250 n times n+7 gives the concatenation of two numbers m and m-6.

Original entry on oeis.org

95, 384, 428, 566, 610, 813, 995, 4520, 5474, 9995, 90909, 99995, 316831, 683163, 999995, 3636363, 6363631, 9999995, 82352941, 99999995, 331668331, 368421052, 395604390, 442767753, 461538461, 488721799, 511278195, 538461533
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Crossrefs

Cf. A116119, A116243, A116249, A116263.

A116264 n times n+9 gives the concatenation of two numbers m and m-4.

Original entry on oeis.org

76, 4327, 5665, 9364, 41505566065992219341, 44035313091289689594, 46429818586950933763, 48959565612248404016, 51040434387751595976, 53570181413049066229, 55964686908710310398, 58494433934007780651
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Examples

			9364 * 9373 = 8776//8772, where // denotes concatenation.

Crossrefs

Cf. A116133, A116258, A116263, A116271.
Showing 1-5 of 5 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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