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.

A027550 Second column of A027538.

Original entry on oeis.org

1, 52, 4719, 731646, 180969681, 67248150516, 35761409868799, 26171895174386074, 25537783651103627553, 32371132757348207385432, 52159852880632068558079935, 104892775358552507916875176230, 259149523892854600494809451180913, 775933771666481617801146254754889372
Offset: 2

Views

Author

Olivier Gérard

Keywords

Crossrefs

Cf. A008292, A027538.

Formula

Numerators of sequence a[2, n] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

Extensions

More terms from Sean A. Irvine, Nov 07 2019

A027542 Second diagonal of A027538.

Original entry on oeis.org

7, 52, 231, 806, 2451, 6840, 18031, 45682, 112443, 270788, 641031, 1496574, 3453859, 7893232, 17886687, 40233578, 89908875, 199746108, 441441655, 970971190, 2126500467, 4638886952, 10083091791, 21843918306, 47177512411, 101602798900, 218238002151, 467614538222
Offset: 2

Views

Author

Olivier Gérard

Keywords

Formula

Numerators of sequence a[n, n-1] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

Extensions

More terms from Sean A. Irvine, Nov 07 2019

A027543 Third diagonal of A027538.

Original entry on oeis.org

163, 4719, 64966, 610166, 4546137, 29120349, 168301828, 905468700, 4631682463, 22861603067, 110036539458, 520325868354, 2430026294149, 11249283423801, 51745956440320, 236889852817832, 1080311924210379, 4910417209821015, 22252163061096190, 100544806298594190
Offset: 3

Views

Author

Olivier Gérard

Keywords

Formula

Numerators of sequence a[n, n-2] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

Extensions

More terms from Sean A. Irvine, Nov 07 2019

A027549 First column of A027538.

Original entry on oeis.org

1, 7, 163, 8873, 930581, 166430695, 46667364787, 19297882224241, 11234437076981197, 8878197269454501791, 9248927456512116197243, 12398185397412654458286937, 20956785258468167606550738661, 43903683099962420167754883303799, 112314079836539257907798807510678371
Offset: 1

Views

Author

Olivier Gérard

Keywords

Formula

Numerators of sequence a[1, n] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

A027551 Third column of A027538.

Original entry on oeis.org

1, 231, 64966, 25235006, 13560308427, 9882496297869, 9541326767381740, 11933700898404327000, 18952788279289054277077, 37557776433732863957493587, 91459873226296727634445511250, 270065484482163804639566187885714, 955675260646592652781867841662374079
Offset: 3

Views

Author

Olivier Gérard

Keywords

Formula

Numerators of sequence a[3, n] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

Extensions

More terms from Sean A. Irvine, Nov 07 2019
Showing 1-5 of 5 results.

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

Content is available under The OEIS End-User License Agreement.