A252341 - OEIS

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A252341

Number of (n+2)X(6+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 2 3 or 4

2612, 16676, 120474, 783852, 5095514, 33579112, 220263010, 1445238050, 9499896738, 62363110396, 409253750110, 2687245485236, 17645641496624, 115847611903874, 760564844163094, 4993528184780362, 32785332046878500

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

OFFSET

1,1

COMMENTS

Column 6 of A252343

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 71

FORMULA

Empirical recurrence of order 71 (see link above)

EXAMPLE

Some solutions for n=3