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A331326 as a simple table

na(n)
00
11
24
319
4112
5801
66756
765563
8717760
98729857
10116570980
111693096131
1226548383984
13446689827169
148023582921732
15153192673528651
163097301219335936
1766095983547942913
181484384376886189380
1934991710162280602867
20863797053818651591920
2122282392569877969167521

[0,1,4,19,112,801,6756,65563,717760,8729857,
 116570980,1693096131,26548383984,446689827169,
 8023582921732,153192673528651,3097301219335936,
 66095983547942913,1484384376886189380,
 34991710162280602867,863797053818651591920,
 22282392569877969167521]