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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”).

A174294 as a triangular array

1
11
101
1101
10001
111-101
1002-201
11003-301
101-214-401
1103-635-501
10006-1266-601
111-339-20107-701
1004-121211-30158-801

A174294 as a square array

1111111111111
101010101010
10010010010
10-120-230-34
10-231-663-12
10-343-12912
10-456-2011
10-5610-30
10-6715
10-78
10-8
10
1
1111111111111
101010101010
10010010010
10-120-230-34
10-231-663-12
10-343-12912
10-456-2011
10-5610-30
10-6715
10-78
10-8
10
1