0,2
In triangular form it is like this:
1
2 3
4 6 9
5 7 11 13
10 12 14 15 16
17 19 23 29 31 37
...
Sequence in context: A111792 A113197 A113199 this_sequence A141396 A098168 A035312
Adjacent sequences: A083194 A083195 A083196 this_sequence A083198 A083199 A083200
easy,nonn,tabl
Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 27 2003
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