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A026777 as a simple table

na(n)
01
11
23
35
414
526
670
7138
8362
9742
101912
114028
1210249
1322033
1455547
15121273
16303641
17670997
181671233
193729071
209250099
2120803231
2251437219
23116436313
24287152067
25653567143
261608416195
273677760541
289035150126
2920741496354

[1,1,3,5,14,26,70,138,362,742,1912,4028,10249,
 22033,55547,121273,303641,670997,1671233,3729071,
 9250099,20803231,51437219,116436313,287152067,
 653567143,1608416195,3677760541,9035150126,
 20741496354]