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A049825 a(n)=number of 4's in n-th row of array T given by A049816. 0
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 2, 0, 1, 0, 2, 0, 3, 3, 2, 2, 3, 1, 4, 2, 4, 2, 2, 4, 6, 4, 6, 3, 7, 3, 10, 2, 5, 6, 6, 5, 6, 7, 6, 7, 13, 8, 6, 5, 9, 10, 14, 3, 19, 10, 11, 8, 8, 7, 14, 8, 10, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,18

LINKS

Table of n, a(n) for n=1..70.

CROSSREFS

Sequence in context: A112170 A259976 A113685 * A287443 A039651 A264403

Adjacent sequences:  A049822 A049823 A049824 * A049826 A049827 A049828

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 20 20:55 EST 2019. Contains 320345 sequences. (Running on oeis4.)