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Search: id:A013606
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A013606 4^n-prevprime(4^n). +0
1
1, 3, 3, 5, 3, 3, 3, 15, 5, 3, 3, 3, 5, 57, 35, 5, 41, 5, 45, 87, 11, 17, 21, 59, 27, 47, 33, 5, 27, 93, 57, 59, 5, 23, 35, 93, 35, 15, 11, 65, 57, 35, 35, 299, 33, 83, 3, 17, 51, 15, 33, 17, 117, 59, 21, 75, 11, 3, 5, 119, 3, 59, 137, 159, 5, 347, 45, 113, 105, 27, 111 (list; graph; listen)
OFFSET

1,2

MAPLE

seq(4^i-prevprime(4^i), i=1..100);

CROSSREFS

Adjacent sequences: A013603 A013604 A013605 this_sequence A013607 A013608 A013609

Sequence in context: A077924 A003569 A066670 this_sequence A054906 A020483 A138479

KEYWORD

nonn

AUTHOR

James Kilfiger (mapdn(AT)csv.warwick.ac.uk)

page 1

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.


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