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A020119 as a simple table

na(n)
01
11
22
35
418
586
6500
73423
826889
9238158
102347554
1125487721
12302211543
133885576979
1453842995268
15799953072549
1612684970150411
17213832353964067
183818434892215474
1972004772253206073
201429809049027949160

[1,1,2,5,18,86,500,3423,26889,238158,2347554,
 25487721,302211543,3885576979,53842995268,
 799953072549,12684970150411,213832353964067,
 3818434892215474,72004772253206073,
 1429809049027949160]