login

A277767 as a simple table

na(n)
10
20
30
40
51
60
70
84
92
100
110
1218
1317
1414
150
160
1780
18204
19330
2056
210
220
23356
241989
259741
263666
27284
280
290
301584
3121141
32275018
33270291
3446289
351304
360
370
387048
39220549
407824415
4120049229
428971150
43560809
446248
450
460
4731360
482292380
49221983169
501487830718

[0,0,0,0,1,0,0,4,2,0,0,18,17,14,0,0,80,204,330,56,
 0,0,356,1989,9741,3666,284,0,0,1584,21141,275018,
 270291,46289,1304,0,0,7048,220549,7824415,
 20049229,8971150,560809,6248,0,0,31360,2292380,
 221983169,1487830718]