1,5

Table of n, a(n) for n=1..74.

For a(n) not equal to the product of two consecutive (distinct) earlier terms: Cf. A121229.

Sequence in context: A086609 A035031 A035032 * A121261 A085885 A309685

Adjacent sequences: A121257 A121258 A121259 * A121261 A121262 A121263

easy,nonn

Giovanni Teofilatto, Aug 23 2006

approved