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A238807 as a simple table

n a(n)
1 4
2 15
3 48
4 118
5 254
6 498
7 916
8 1605
9 2702
10 4395
11 6936
12 10656
13 15982
14 23456
15 33756
16 47719
17 66366
18 90929
19 122880
20 163962
21 216222
22 282046
23 364196
24 465849
25 590638
26 742695
27 926696
28 1147908
29 1412238
30 1726284
31 2097388
32 2533691
33 3044190
34 3638797

[4,15,48,118,254,498,916,1605,2702,4395,6936,
 10656,15982,23456,33756,47719,66366,90929,122880,
 163962,216222,282046,364196,465849,590638,742695,
 926696,1147908,1412238,1726284,2097388,2533691,
 3044190,3638797]

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Last modified May 19 23:40 EDT 2022. Contains 353847 sequences. (Running on oeis4.)