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A138414 as a simple table

na(n)
01
11
26
357
4622
57338
691144
71174281
815548694
9210295326
102892818244
1140347919626
12569274150156
138110508473252
14116518215264492
151686062250699433
1624552388991392230
17359526085719652662
185290709340633314596
1978201907647506243758
201160507655117628665252
2117283862221822154612428
22258257655550682547281952

[1,1,6,57,622,7338,91144,1174281,15548694,
 210295326,2892818244,40347919626,569274150156,
 8110508473252,116518215264492,1686062250699433,
 24552388991392230,359526085719652662,
 5290709340633314596,78201907647506243758,
 1160507655117628665252,17283862221822154612428,
 258257655550682547281952]