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Search: id:A057047
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A057047 Let R(i,j) be the rectangle with antidiagonals 1; 2,3; 4,5,6; ...; each k is an R(i(k),j(k)) and A057047(n)=j(2^n). +0
1
1, 2, 3, 3, 6, 5, 3, 9, 21, 17, 12, 33, 91, 65, 88, 129, 168, 257, 307, 513, 501, 1025, 553, 2049, 5106, 4097, 3042, 8193, 580, 16385, 25488, 32769 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A045892 A160791 A115973 this_sequence A101447 A119322 A014498

Adjacent sequences: A057044 A057045 A057046 this_sequence A057048 A057049 A057050

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu), Jul 30 2000

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.


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