A248138 - OEIS

A248138

Consider the partition of consecutive evil numbers (A001969) into minimal blocks such that concatenation of numbers in each block is an odious number (A000069). Sequence lists numbers of evil numbers in each block.

3, 2, 2, 3, 2, 3, 4, 2, 2, 5, 2, 5, 3, 2, 2, 2, 2, 2, 6, 4, 3, 6, 4, 7, 4, 5, 3, 4, 3, 2, 3, 3, 4, 2, 2, 2, 2, 2, 2, 2, 4, 3, 3, 2, 4, 2, 2, 2, 2, 2, 2, 2, 2, 5, 2, 3, 5, 2, 3, 3, 6, 2, 4, 5, 2, 2, 2, 2, 3, 2, 3, 2, 2, 2, 2, 2, 2, 3, 2, 3, 2, 4, 3, 2, 2, 2, 3

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

The blocks of consecutive evil numbers of the partition are

0,3,5| 6,9| 10,12| 15,17,18| 20,23| 24,27,29| 30,33,34,36| 39,40| 43,45| 46,48,51,53,54| 57,58| 60,63,65,66,68|, etc.

LINKS

Table of n, a(n) for n=1..87.

CROSSREFS

Cf. A000069, A001969, A248140, A248145, A248146.

Sequence in context: A245070 A270226 A305534 * A049234 A299351 A358935

Adjacent sequences: A248135 A248136 A248137 * A248139 A248140 A248141

KEYWORD

nonn

AUTHOR

Vladimir Shevelev and Peter J. C. Moses, Oct 02 2014

STATUS

approved