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A136735
(0, 1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3, 13,..) transform in ((0+1)*2, (3+2)*2, (5+2)*3, (7+2)*3, (3+2)*2, (5+11)*2, (2+3)*13,..).
9
2, 10, 21, 27, 10, 32, 65, 27, 28, 57, 42, 21, 99, 75, 16, 45, 10, 72, 248, 21, 221, 24, 10, 741, 32, 328, 35, 90, 28, 161, 196, 20, 14, 40, 795, 15, 32, 30, 609, 122, 488, 99, 18, 143, 55, 138, 460, 49, 219, 365, 117, 14, 147, 39, 184, 27, 246, 170, 50, 817, 64, 1246
OFFSET
1,1
EXAMPLE
(0+1)*2=2=a(1).
(3+2)*2=10=a(2).
(5+2)*3=21=a(3).
(7+2)*3 =27=a(4).
(3+2)*2=10=a(5).
(5+11)*2=32=a(6).
(2+3)*13 =65=a(7).
(2+7)*3=27=a(8), etc.
CROSSREFS
Sequence in context: A284213 A156818 A037422 * A294549 A294550 A296555
KEYWORD
nonn,less
AUTHOR
EXTENSIONS
Replaced an 18 by a 14. R. J. Mathar, Feb 21 2009
STATUS
approved