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A077488
All possible products in increasing order of two distinct members of the unary sequence 1, 11, 111, 1111, 11111, ...given by A000042.
1
11, 111, 1111, 1221, 11111, 12221, 111111, 122221, 123321, 1111111, 1222221, 1233321, 11111111, 12222221, 12333321, 12344321, 111111111, 122222221, 123333321, 123444321, 1111111111, 1222222221, 1233333321, 1234444321
OFFSET
1,1
CROSSREFS
Cf. A000042.
Sequence in context: A098595 A273978 A334131 * A039988 A182452 A283006
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 07 2002
EXTENSIONS
Corrected and extended by Ray Chandler, Aug 03 2003
STATUS
approved