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A275557 as a simple table

na(n)
01
11
22
36
438
5315
63932
758828
81049108
921523445
10500010024
1112968712306
12371504436220
1311649042561247
14396857394156656
1514596463012746392
16576460752571867208
1724330595937833434249
181092955779880370116836
1952063675148955620766430
202621440000000512000336088

[1,1,2,6,38,315,3932,58828,1049108,21523445,
 500010024,12968712306,371504436220,11649042561247,
 396857394156656,14596463012746392,
 576460752571867208,24330595937833434249,
 1092955779880370116836,52063675148955620766430,
 2621440000000512000336088]