Smallest k such that 1/k can be written as a sum of exactly 2 unit fractions in n ways.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =6a(5) =32a(6) =64a(7) =12a(8) =256a(9) =512a(10) =24a(11) =2048a(12) =36a(13) =30a(14) =16384a(15) =32768a(16) =96a(17) =72a(18) =262144a(19) =192a(20) =1048576a(21) =2097152a(22) =60a(23) =8388608a(24) =216a(25) =768a(26) =67108864a(27) =288a(28) =1536a(29) =536870912