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”).

A378622 as a triangular array

1
10
100
2111
20-1-2-3
311247
410-1-3-7-14
5100141125
61000-1-5-16-41
821111272364
1020-1-2-3-4-6-13-36-100
1220013610162965165

A378622 as a square array

11122345681012
00101111222
01-11000100
1-22-1001-10
-34-3101-21
7-74-11-33
-1411-52-46
25-167-610
-4123-1316
64-3629
-10065
165
11122345681012
00101111222
01-11000100
1-22-1001-10
-34-3101-21
7-74-11-33
-1411-52-46
25-167-610
-4123-1316
64-3629
-10065
165