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A049816 Triangular array T read by rows: T(n,k)=number of nonzero remainders when Euclidean algorithm acts on n and k, for k=1,2,...,n, n=1,2,... 13
0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 2, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 2, 2, 1, 0, 0, 0, 2, 0, 3, 1, 1, 0, 0, 1, 0, 1, 2, 1, 2, 1, 0, 0, 0, 1, 1, 0, 2, 2, 1, 1, 0, 0, 1, 2, 2, 1, 2, 3, 3, 2, 1, 0, 0, 0, 0, 0, 2, 0, 3, 1, 1, 1, 1, 0, 0, 1, 1, 1, 3, 1, 2, 4, 2, 2, 2, 1, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,13

LINKS

Table of n, a(n) for n=1..91.

EXAMPLE

Triangle begins:

0,

0, 0,

0, 1, 0,

0, 0, 1, 0,

0, 1, 2, 1, 0,

0, 0, 0, 1, 1, 0,

0, 1, 1, 2, 2, 1, 0,

0, 0, 2, 0, 3, 1, 1, 0,

0, 1, 0, 1, 2, 1, 2, 1, 0,

0, 0, 1, 1, 0, 2, 2, 1, 1, 0,

0, 1, 2, 2, 1, 2, 3, 3, 2, 1, 0,

0, 0, 0, 0, 2, 0, 3, 1, 1, 1, 1, 0,

0, 1, 1, 1, 3, 1, 2, 4, 2, 2, 2, 1, 0,

...

CROSSREFS

Sequence in context: A114448 A068933 A015472 * A143542 A072612 A116378

Adjacent sequences:  A049813 A049814 A049815 * A049817 A049818 A049819

KEYWORD

nonn,tabl

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 16 03:55 EST 2019. Contains 319184 sequences. (Running on oeis4.)