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 1-2 of 2 results.

A291090 a(n) = A214938(2n).

Original entry on oeis.org

1, 1, 3, 11, 46, 207, 977, 4769, 23872, 121862, 631958, 3319923, 17630692, 94493713, 510468519, 2776629563, 15194389388, 83591476528, 462062822648, 2564995473974, 14293435176216, 79927207249606, 448358398361618, 2522381161938591, 14228119729773226
Offset: 0

Views

Author

N. J. A. Sloane, Aug 19 2017

Keywords

Links

Crossrefs

Cf. A214938, A291091.

Extensions

a(18)-a(24) from Lars Blomberg, Aug 20 2017

A291091 a(n) = A214938(2n+1).

Original entry on oeis.org

1, 2, 7, 28, 122, 562, 2693, 13288, 67064, 344588, 1796518, 9479780, 50532640, 271710662, 1471935235, 8026070768, 44015873308, 242619318848, 1343427572648, 7469219870968, 41680871386016, 233373274580372, 1310659959443722, 7381448319246248, 41678055955034962
Offset: 0

Views

Author

N. J. A. Sloane, Aug 19 2017

Keywords

Links

Crossrefs

Cf. A214938, A291090.

Extensions

a(17)-a(24) from Lars Blomberg, Aug 20 2017
Showing 1-2 of 2 results.

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

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