OFFSET
0,4
EXAMPLE
The first 8 terms of the self-convolution of {1,1,1,2,1,2,3,6} gives the next 8 terms: {1,2,3,6,7,10,16,26}; together these form the first 16 terms of this sequence: {1,1,1,2,1,2,3,6, 1,2,3,6,7,10,16,26}.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul D. Hanna, Jul 23 2003
STATUS
approved