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Search: id:A048479
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A048479 a(n)=T(7,n), array T given by A048472. +0
1
1, 9, 33, 97, 257, 641, 1537, 3585, 8193, 18433, 40961, 90113, 196609, 425985, 917505, 1966081, 4194305, 8912897, 18874369, 39845889, 83886081, 176160769, 369098753, 771751937, 1610612737, 3355443201, 6979321857, 14495514625 (list; graph; listen)
OFFSET

0,2

FORMULA

8n * 2^(n-1) + 1.

CROSSREFS

n-th difference of a(n), a(n-1), ..., a(0) is (8, 16, 24, ...).

Sequence in context: A005939 A020326 A112888 this_sequence A031880 A036543 A140413

Adjacent sequences: A048476 A048477 A048478 this_sequence A048480 A048481 A048482

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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