Numbers that are sums of seventh powers of two distinct primes.

Terms

a(0) =2315a(1) =78253a(2) =80312a(3) =823671a(4) =825730a(5) =901668a(6) =19487299a(7) =19489358a(8) =19565296a(9) =20310714a(10) =62748645a(11) =62750704a(12) =62826642a(13) =63572060a(14) =82235688a(15) =410338801a(16) =410340860a(17) =410416798a(18) =411162216a(19) =429825844a(20) =473087190a(21) =893871867a(22) =893873926