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A188235 as a simple table

n a(n)
1 1
2 9
3 49
4 311
5 1852
6 10994
7 64370
8 374820
9 2171675
10 12546170
11 72337436
12 416605786
13 2397909069
14 13799639040
15 79425097850
16 457295766838
17 2634229243277
18 15183632033377
19 87578564420013
20 505526226244917
21 2920309324204918

[1,9,49,311,1852,10994,64370,374820,2171675,
 12546170,72337436,416605786,2397909069,
 13799639040,79425097850,457295766838,
 2634229243277,15183632033377,87578564420013,
 505526226244917,2920309324204918]

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)