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A087307
Triangle read by rows: n-th row is the first arithmetic progression with common difference n of n numbers with the same prime signature.
+0
3
1, 3, 5, 155, 158, 161, 111, 115, 119, 123, 3875983, 3875988, 3875993, 3875998, 3876003, 1333, 1339, 1345, 1351, 1357, 1363
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.
AT&T Labs Research
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