A079811 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A079811

Sum of numbers read upward at a 45-degree angle in A079809.

1

1, 2, 2, 6, 7, 10, 10, 18, 19, 24, 24, 36, 37, 44, 44, 60, 61, 70, 70, 90, 91, 102, 102, 126, 127, 140, 140, 168, 169, 184, 184, 216, 217, 234, 234, 270, 271, 290, 290, 330, 331, 352, 352, 396, 397, 420, 420, 468, 469, 494, 494, 546, 547, 574, 574, 630, 631

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

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..57.

Index entries for linear recurrences with constant coefficients, signature (1,0,0,2,-2,0,0,-1,1).

CROSSREFS

Cf. A079808, A092542.

The two bisections are A309805 and twice A211538 (with leading zeros dropped).

Sequence in context: A011145 A177852 A338837 * A097869 A298079 A295783

Adjacent sequences: A079808 A079809 A079810 * A079812 A079813 A079814

KEYWORD

easy,nonn

AUTHOR

Amarnath Murthy, Feb 10 2003

EXTENSIONS

Terms a(8) and beyond from Andrey Zabolotskiy, Jan 18 2024

STATUS

approved