OFFSET
1,2
COMMENTS
Antidiagonal sums: {1,3,5,9,16,26,46,78,136,...}.
FORMULA
EXAMPLE
Array begins as
.1..1...1..1...1...1
.2..1...3..4...7..11
.3..1...5..4..13..16
.4..1...7..4..19..16
.5..1...9..4..25..16
.6..1..11..4..31..16
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
L. Edson Jeffery, Jan 12 2013
STATUS
approved