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A090048 Length of longest contiguous block of 0's in binary expansion of n-th triangular number. 5
1, 0, 0, 1, 1, 0, 1, 2, 2, 1, 1, 4, 2, 1, 2, 3, 3, 2, 1, 1, 2, 2, 1, 3, 2, 3, 1, 1, 2, 2, 3, 4, 4, 3, 2, 2, 2, 1, 2, 4, 2, 1, 4, 2, 1, 6, 4, 3, 3, 2, 2, 2, 3, 2, 2, 6, 3, 2, 1, 1, 2, 3, 4, 5, 5, 4, 3, 3, 2, 2, 2, 2, 3, 3, 1, 3, 1, 1, 6, 3, 3, 2, 2, 2, 2, 3, 2, 2, 2, 2, 0, 5, 4, 3, 3, 4, 4, 3, 2, 2, 2, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,8

COMMENTS

a(n) = A087117(A000217(n)).

LINKS

Table of n, a(n) for n=0..101.

CROSSREFS

Cf. A023416, A090047, A090049, A090002.

Sequence in context: A100996 A232504 A292201 * A064285 A006694 A210481

Adjacent sequences:  A090045 A090046 A090047 * A090049 A090050 A090051

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, Nov 20 2003

STATUS

approved

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Last modified July 18 21:25 EDT 2019. Contains 325144 sequences. (Running on oeis4.)