A037930
formatted as a triangular array:
27
3
3
3
3
3
37
47
71
13
A037930
formatted as a square array:
27
3
3
37
3
3
47
3
71
13
A037930
formatted as an upper right triangle:
27
3
3
37
3
3
47
3
71
13
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 27 14:34 EST 2009. Contains 167570 sequences.
AT&T Labs Research
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