login

A049864 as a simple table

na(n)
01
11
21
32
44
58
615
728
852
997
10181
11338
12631
131178
142199
154105
167663
1714305
1826704
1949850
2093058
21173717
22324288
23605368
241130077
252109583
263938086
277351463
2813723420
2925618337
3047823297
3189274637
32166654357
33311103754
34580756168
351084132616

[1,1,1,2,4,8,15,28,52,97,181,338,631,1178,2199,
 4105,7663,14305,26704,49850,93058,173717,324288,
 605368,1130077,2109583,3938086,7351463,13723420,
 25618337,47823297,89274637,166654357,311103754,
 580756168,1084132616]