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A276619
Transpose of square array A276620.
2
4, 8, 4, 10, 10, 4, 20, 12, 8, 4, 16, 20, 12, 10, 4, 24, 12, 22, 12, 8, 4, 38, 26, 16, 24, 10, 10, 4, 20, 40, 30, 14, 24, 10, 8, 4, 34, 18, 38, 20, 14, 22, 14, 10, 4, 40, 22, 14, 34, 32, 12, 16, 10, 8, 4, 36, 68, 34, 22, 38, 26, 20, 22, 10, 10, 4, 22, 36, 46, 26, 14, 40, 18, 14, 28, 12, 8, 4, 34, 14, 28, 74, 30, 12, 48, 30, 8, 20, 12, 10, 4
OFFSET
1,1
COMMENTS
See A276620.
The first negative term occurs as a(472) = A(7,25) = A276609(8,25) - A276609(7,25) = 248 - 258 = -10.
EXAMPLE
The top left 18 x 18 corner of the array:
4, 8, 10, 20, 16, 24, 38, 20, 34, 40, 36, 22, 34, 52, 52, 42, 44, 48
4, 10, 12, 20, 12, 26, 40, 18, 22, 68, 36, 14, 32, 44, 74, 46, 38, 54
4, 8, 12, 22, 16, 30, 38, 14, 34, 46, 28, 14, 46, 40, 70, 58, 16, 54
4, 10, 12, 24, 14, 20, 34, 22, 26, 74, 32, 10, 32, 52, 52, 64, 30, 62
4, 8, 10, 24, 14, 32, 38, 14, 30, 52, 30, 46, 16, 40, 66, 38, 64, 24
4, 10, 10, 22, 12, 26, 40, 12, 40, 48, 28, 16, 46, 56, 68, 38, 22, 62
4, 8, 14, 16, 20, 18, 48, 20, 20, 70, 18, 24, 30, 58, 56, 62, 28, 66
4, 10, 10, 22, 14, 30, 34, 22, 30, 40, 58, 2, 30, 60, 52, 52, 48, 46
4, 8, 10, 28, 8, 28, 32, 20, 30, 64, 28, 32, 30, 28, 80, 44, 34, 48
4, 10, 12, 20, 22, 22, 40, 16, 32, 66, 20, 16, 54, 24, 64, 62, 32, 52
4, 8, 12, 22, 12, 28, 40, 18, 28, 46, 38, 24, 34, 64, 42, 52, 46, 54
4, 10, 12, 20, 12, 30, 36, 12, 34, 58, 26, 20, 26, 52, 90, 28, 26, 62
4, 8, 10, 20, 18, 28, 40, 20, 26, 58, 30, 18, 34, 54, 54, 62, 38, 52
4, 10, 10, 26, 12, 20, 44, 10, 40, 48, 50, 12, 26, 66, 42, 52, 36, 42
4, 8, 14, 20, 12, 30, 36, 24, 26, 58, 30, 28, 30, 30, 78, 50, 48, 30
4, 10, 10, 22, 18, 24, 40, 18, 26, 62, 28, 12, 38, 54, 58, 50, 44, 48
4, 8, 10, 24, 14, 28, 36, 18, 30, 58, 22, 30, 40, 30, 72, 42, 26, 76
4, 10, 12, 22, 14, 26, 32, 18, 32, 52, 44, 20, 18, 66, 68, 52, 34, 40
PROG
(Scheme) (define (A276619 n) (A276620bi (A004736 n) (A002260 n))) ;; Code for A276620bi given in A276620.
CROSSREFS
Transpose: A276620.
Sequence in context: A092159 A322258 A141402 * A145900 A278676 A010298
KEYWORD
sign,tabl
AUTHOR
Antti Karttunen, Sep 13 2016
STATUS
approved