A382758 - OEIS

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A382758

Number of edges of the graph encoded by A382754(n).

1

0, 0, 0, 1, 0, 1, 2, 3, 0, 1, 2, 3, 3, 2, 3, 4, 4, 5, 6, 0, 1, 2, 3, 4, 3, 2, 3, 4, 3, 4, 5, 4, 5, 4, 5, 5, 6, 6, 7, 6, 4, 5, 6, 7, 6, 5, 6, 7, 7, 8, 8, 9, 10, 0, 1, 2, 3, 4, 5, 3, 2, 3, 4, 3, 4, 5, 4, 5, 6, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 6, 7, 6, 7, 6, 7, 7, 8

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

OFFSET

0,7

LINKS

Table of n, a(n) for n=0..86.

FORMULA

a(n) = A000120(A382754(n))-1 for n >= 1.

EXAMPLE

As an irregular triangle, where row n >= 0 contains A000088(n) terms:

0;

0;

0, 1;

0, 1, 2, 3;

0, 1, 2, 3, 3, 2, 3, 4, 4, 5, 6;

...

CROSSREFS

Cf. A000088, A000120, A382191, A382754.

Sequence in context: A277904 A132387 A309954 * A124757 A242305 A049263

Adjacent sequences: A382755 A382756 A382757 * A382759 A382760 A382761

KEYWORD

nonn,tabf

AUTHOR

Pontus von Brömssen, Apr 04 2025

STATUS

approved