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A347327 Initial term in row n when A347317 is written as an irregular triangle. 0
0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13, 15, 17, 19, 22, 29, 41, 58, 89, 148, 263, 491, 944, 1846, 3647, 7244, 14435, 28812, 57562, 115057, 230042, 460008, 919936, 1839787, 3679483, 7358872, 14717644, 29435184, 58870259, 117740403, 235480685, 470961243, 941922352, 1883844565, 3767688985, 7535377819 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..45.

EXAMPLE

The first few rows of A347317 are

0;

1, 1, 0;

2, 2, 2, 0;

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

4, 4, 4, 1, 4, 0;

5, 5, 4, 1, 6, 2, 1, 0;

...

and the initial terms are 0, 1, 2, 3, 4, 5, ... Note however (see A347318) that after a while this sequence increases at least exponentially.

CROSSREFS

Cf. A347317, A347318.

Sequence in context: A011867 A008725 A275673 * A026445 A279078 A308627

Adjacent sequences: A347324 A347325 A347326 * A347328 A347329 A347330

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Sep 14 2021

EXTENSIONS

Terms a(20) and beyond from Andrey Zabolotskiy, Sep 14 2021

STATUS

approved

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Last modified December 8 01:51 EST 2022. Contains 358672 sequences. (Running on oeis4.)