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A148431 as a simple table

na(n)
01
11
22
35
419
560
6227
7809
83310
912663
1053248
11213217
12918373
133796553
1416616890
1570310328
16311537659
171341681580
186001753284
1926205738839
20118120354572
21521464321540
222365096085563
2310535212139384
2448029306987720
25215539833379686
26986915535822941
274456681940039117
2820482312775594355

[1,1,2,5,19,60,227,809,3310,12663,53248,213217,
 918373,3796553,16616890,70310328,311537659,
 1341681580,6001753284,26205738839,118120354572,
 521464321540,2365096085563,10535212139384,
 48029306987720,215539833379686,986915535822941,
 4456681940039117,20482312775594355]