login

A374979 as a simple table

na(n)
10
20
30
40
50
61
718
8159
9942
104281
1116050
1251932
13149532
14391524
15947246
162143677
174581204
189316195
1918138636
2033984912
2161534652
22108055425
23184582014
24307515038
25500798058
26798762453
271249917936
281921788036
292907159804
304332046200
316365441400
329232216725

[0,0,0,0,0,1,18,159,942,4281,16050,51932,149532,
 391524,947246,2143677,4581204,9316195,18138636,
 33984912,61534652,108055425,184582014,307515038,
 500798058,798762453,1249917936,1921788036,
 2907159804,4332046200,6365441400,9232216725]