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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.

A192105 Number of distinct (unordered) pairs of partitions of a 12-element set that have Rand distance n.

Table of values

n a(n)
1 7654350
2 40209840
3 156637140
4 576841320
5 1851589872
6 5544758076
7 14686598520
8 35723706480
9 75818872580
10 144536922420
11 242305860072
12 370664737190
13 506699655660
14 643405035240
15 746030515164
16 812426918688
17 833352979140
18 795923308950
19 741556189440
20 644098507272
21 547387431756
22 444670121610
23 349922192400
24 268690544925
25 197063378424
26 147497181678
27 99290917440
28 73672276095
29 45746253960
30 32550841950
31 19313040780

List of values

[7654350, 40209840, 156637140, 576841320, 1851589872, 5544758076, 14686598520, 35723706480, 75818872580, 144536922420, 242305860072, 370664737190, 506699655660, 643405035240, 746030515164, 812426918688, 833352979140, 795923308950, 741556189440, 644098507272, 547387431756, 444670121610, 349922192400, 268690544925, 197063378424, 147497181678, 99290917440, 73672276095, 45746253960, 32550841950, 19313040780]

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

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