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A323480 Irregular triangle read by rows: T(n,k) (n>=1) = number of runs of length k (k>=1) in n-th generation of A306211. 2
1, 0, 1, 1, 1, 1, 2, 2, 3, 5, 4, 9, 5, 1, 15, 6, 2, 1, 26, 7, 3, 3, 42, 9, 4, 7, 67, 12, 6, 12, 1, 108, 16, 11, 18, 3, 173, 21, 19, 26, 8, 277, 27, 31, 36, 19, 437, 35, 50, 49, 40, 684, 45, 83, 64, 77, 1067, 57, 144, 81, 136, 1661, 71, 255, 101, 226, 2588, 87 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

Lars Blomberg, Table of n, a(n) for n = 1..251 (The first 55 generations)

EXAMPLE

Triangle begins:

1,

0, 1,

1, 1,

1, 2,

2, 3,

5, 4,

9, 5, 1,

15, 6, 2, 1,

26, 7, 3, 3,

42, 9, 4, 7,

67, 12, 6, 12, 1,

108, 16, 11, 18, 3,

...

CROSSREFS

Cf. A306211, A306215, A323477.

Sequence in context: A086363 A174094 A284114 * A330404 A139171 A329570

Adjacent sequences:  A323477 A323478 A323479 * A323481 A323482 A323483

KEYWORD

nonn,tabf

AUTHOR

N. J. A. Sloane, Jan 31 2019

EXTENSIONS

a(23)-a(68) from Lars Blomberg, Feb 13 2019

STATUS

approved

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Last modified February 18 15:04 EST 2020. Contains 332019 sequences. (Running on oeis4.)