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A103480 as a simple table

n a(n)
0 1
1 2
2 4
3 7
4 13
5 28
6 72
7 217
8 741
9 2790
10 11388
11 49875
12 232781
13 1151928
14 6018800
15 33087221
16 190780229
17 1150653938
18 7241710948
19 47454745823
20 323154696205
21 2282779990516
22 16700904488728
23 126356632390321
24 987303454928997

[1,2,4,7,13,28,72,217,741,2790,11388,49875,232781,
 1151928,6018800,33087221,190780229,1150653938,
 7241710948,47454745823,323154696205,2282779990516,
 16700904488728,126356632390321,987303454928997]

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Last modified May 1 09:39 EDT 2024. Contains 372163 sequences. (Running on oeis4.)