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A250392 as a simple table

n a(n)
1 6
2 966
3 26578
4 309452
5 2160160
6 10755158
7 42158796
8 138336744
9 395723154
10 1015071750
11 2382851790
12 5197343476
13 10655843900
14 20723014006
15 38504379320
16 68753342352
17 118544772606
18 198153311046
19 322179959658
20 510976323420

[6,966,26578,309452,2160160,10755158,42158796,
 138336744,395723154,1015071750,2382851790,
 5197343476,10655843900,20723014006,38504379320,
 68753342352,118544772606,198153311046,
 322179959658,510976323420]

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Last modified April 23 07:34 EDT 2024. Contains 371905 sequences. (Running on oeis4.)