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A007786 as a simple table

na(n)
11
28
338
4184
5976
65382
729739
8163496
9896476
104913258
1126932712
12147657866
13809563548
144438573234
1524335048679
16133419610132
17731487691902
184010463268476
1921987818897998
20120550710615560
21660932932108467

[1,8,38,184,976,5382,29739,163496,896476,4913258,
 26932712,147657866,809563548,4438573234,
 24335048679,133419610132,731487691902,
 4010463268476,21987818897998,120550710615560,
 660932932108467]