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.

A242844 Number of compositions of n with difference 4 between the number of odd parts and the number of even parts, both counted without multiplicity.

Table of values

n a(n)
16 24
17 60
18 144
19 330
20 684
21 1374
22 2688
23 5106
24 9532
25 17208
26 30856
27 55296
28 97812
29 175926
30 316928
31 581352
32 1083674
33 2064346
34 4012614
35 7957492
36 16061208
37 32880201
38 68032764
39 141844516
40 297086796
41 623794222
42 1310685218
43 2752470170
44 5772036942
45 12079693049
46 25220161732

List of values

[24, 60, 144, 330, 684, 1374, 2688, 5106, 9532, 17208, 30856, 55296, 97812, 175926, 316928, 581352, 1083674, 2064346, 4012614, 7957492, 16061208, 32880201, 68032764, 141844516, 297086796, 623794222, 1310685218, 2752470170, 5772036942, 12079693049, 25220161732]

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

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