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A223864 as a triangular array

4
1610
5010020
13068440035
29635264884122556
610147514168224199313684
116352591273959315124937317056120
208316521214772403017129177101230356014400165
3544468292681835022852913

A223864 as a square array

41650130296610116320833544
1010068435261475152591165212468292
2040048844168227395914772406818350
35122524199315124301712922852913
563136937311771012
847056303560
12014400
165

A223864 as an upper right triangle

41650130296610116320833544
1010068435261475152591165212468292
2040048844168227395914772406818350
35122524199315124301712922852913
563136937311771012
847056303560
12014400
165

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Last modified January 19 23:37 EST 2022. Contains 350467 sequences. (Running on oeis4.)