0,1

E.g. 51 = 3 * 17 and 3 + 17 = 20. 1024 = 2^10 and 10*2 = 20.

Sequence in context: A050698 A039474 A020180 this_sequence A075894 A044140 A044521

Adjacent sequences: A049325 A049326 A049327 this_sequence A049329 A049330 A049331

fini,full,nonn

Rawlyn Watson (rawlyn(AT)chplayers.freeserve.co.uk)

Corrected by Frank.Ellermann(AT)t-online.de, Jun 07, 2001