1,1

6 is OK because 11^6 + 6^11 = 1771561 + 362797056 = 364568617 = 7*52081231(semiprime).

Sequence in context: A117002 A131501 A129844 this_sequence A079329 A020741 A090991

Adjacent sequences: A114972 A114973 A114974 this_sequence A114976 A114977 A114978

nonn

Zak Seidov (zakseidov(AT)yahoo.com), Feb 22 2006