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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.

A244720 Number of compositions of n with exactly 8 transitions between different parts.

Table of values

n a(n)
13 1
14 10
15 77
16 415
17 1825
18 6692
19 21587
20 62225
21 164197
22 401173
23 919007
24 1989942
25 4102426
26 8100013
27 15388485
28 28249241
29 50273708
30 87007800
31 146783168
32 241958083
33 390411308
34 617752456
35 959909294
36 1466853260
37 2206861654
38 3272535062
39 4787597429
40 6916184121
41 9873403733

List of values

[1, 10, 77, 415, 1825, 6692, 21587, 62225, 164197, 401173, 919007, 1989942, 4102426, 8100013, 15388485, 28249241, 50273708, 87007800, 146783168, 241958083, 390411308, 617752456, 959909294, 1466853260, 2206861654, 3272535062, 4787597429, 6916184121, 9873403733]

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

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