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A106844 Exponent of 2 in A093641(n). 0
0, 2, 0, 1, 0, 3, 1, 0, 2, 0, 1, 4, 0, 0, 2, 1, 0, 3, 1, 2, 0, 0, 5, 1, 0, 1, 3, 0, 0, 2, 1, 0, 4, 2, 0, 3, 1, 0, 0, 1, 6, 0, 2, 0, 0, 1, 2, 0, 4, 1, 0, 1, 3, 0, 2, 1, 5, 0, 0, 0, 3, 1, 0, 0, 4, 0, 2, 1, 1, 2, 0, 7, 0, 1, 3, 0, 0, 1, 1, 2, 0, 0, 3, 0, 1, 5, 0, 2, 1, 0, 2, 0, 4, 1, 0, 0, 3, 2, 0, 6, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Write down all numbers of form 2^i*prime(j), j>i>=0, sort them, then extract i.

LINKS

Table of n, a(n) for n=1..102.

CROSSREFS

Equals A007814(A093641(n)).

Sequence in context: A243055 A245151 A243978 * A125989 A125924 A283929

Adjacent sequences:  A106841 A106842 A106843 * A106845 A106846 A106847

KEYWORD

nonn

AUTHOR

Ralf Stephan, May 06 2005

STATUS

approved

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Last modified January 23 00:58 EST 2018. Contains 298093 sequences.