login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A368091 as a triangular array

1
01
021
0321
04721
0510721
062218721
07283418721
0850625018721
0960121865018721
010951821891185018721

A368091 as a square array

10000000000
12345678910
127102228506095
127183462121182
127185086189
1271850118
1271850
12718
127
12
1
10000000000
12345678910
127102228506095
127183462121182
127185086189
1271850118
1271850
12718
127
12
1