OFFSET
1,2
EXAMPLE
1 2 4 5 7 9 12 22 24 31 33 35 36 42 44 46 48 52 61 72 81 92 222 311
. ^ ^ . . . .^ ^^ ^^ .. .. .. .^ ^^ ^^ ^^ ^^ .^ ^. .^ ^. .^ ^^^ ...
1 2 4 5 7 9 1 2 2 2 2 4 3
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Eric Angelini, May 04 2005
STATUS
approved