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A304468 as a simple table

n a(n)
1 8
2 49
3 117
4 322
5 1100
6 2957
7 8254
8 26698
9 77788
10 221123
11 681855
12 2041108
13 5932703
14 17889612
15 53854606
16 158987996
17 475744589
18 1430898909
19 4260906900
20 12733223515
21 38231707572
22 114317071912
23 341873189152
24 1025366065205
25 3071359996945

[8,49,117,322,1100,2957,8254,26698,77788,221123,
 681855,2041108,5932703,17889612,53854606,
 158987996,475744589,1430898909,4260906900,
 12733223515,38231707572,114317071912,341873189152,
 1025366065205,3071359996945]

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Last modified December 9 11:21 EST 2022. Contains 358700 sequences. (Running on oeis4.)