A236919 -id:A236919

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A236920

Triangle read by rows: (3,1) broadcast domination numbers.

+10
1

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

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

OFFSET

1,8

LINKS

Table of n, a(n) for n=1..55.

D. Blessing, E. Insko, K. Johnson, C. Mauretour, On (t,r) Broadcast Domination Numbers of Grids, arXiv preprint arXiv:1401.2499, 2014

EXAMPLE

Triangle begins:

1, 1,

1, 1, 1,

1, 2, 2, 3,

1, 2, 2, 3, 4,

2, 2, 2, 4, 4, 4,

2, 2, 3, 4, 4, 6, 6,

2, 2, 3, 4, 5, 6, 7, 8,

2, 3, 3, 5, 6, 6, 7, 8, 9,

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

...

CROSSREFS

Cf. A236919.

KEYWORD

nonn,tabl,more

AUTHOR

N. J. A. Sloane, Feb 11 2014

STATUS

approved

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