1,1

a(1)=5394826801=7*13*17*23*31*67*73

Cf. A002997.

Sequence in context: A017529 A133688 A115414 this_sequence A058416 A114260 A113644

Adjacent sequences: A112427 A112428 A112429 this_sequence A112431 A112432 A112433

easy,nonn

Shyam Sunder Gupta (guptass(AT)rediffmail.com), Dec 11 2005