0,1

Table of n, a(n) for n=0..8.

Dividing 1,2,3,4,5,6,7,8,9,10,... into clumps of 2,3,5,.. elements: {1,2}, {3,4,5}, {6,7,8,9,10}, ... and then multiply each clumps to get 2,60,30240,...

Cf. A034956.

Sequence in context: A056923 A173221 A082787 * A231024 A121493 A078491

Adjacent sequences: A078420 A078421 A078422 * A078424 A078425 A078426

nonn

Lior Manor Dec 29 2002

approved