1,1
C. K. Caldwell, Prime Curios, Entry 987653201
Cf. A046732, A031991.
Sequence in context: A116288 A116261 A178005 * A071361 A007810 A146758
Adjacent sequences: A030537 A030538 A030539 * A030541 A030542 A030543
nonn,base,fini,full
Harvey P. Dale (hpd(AT)apscompany.com)