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Search: id:A116628
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A116628 Positions where A116624 is a power of 2. +0
2
1, 2, 3, 4, 7, 11, 26, 42, 109, 166, 373, 772, 1532, 2930, 6154, 10933 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. Conjecture: all the powers of 2 occur in A116624 (implying that none occur in A116625) and they occur in ascending order, in which case A116624(a(n)) = A000079(n-1). Checked up to n=16.

Sequence in context: A018064 A107481 A058521 this_sequence A140463 A073147 A018148

Adjacent sequences: A116625 A116626 A116627 this_sequence A116629 A116630 A116631

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com) and Antti Karttunen (His-Firstname.His-Surname(AT)gmail.com), Feb 21 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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