a(n) is the smallest number writable in n different ways as the sum of two distinct nonzero pentagonal numbers.

A332989

a(n) is the smallest number writable in n different ways as the sum of two distinct nonzero pentagonal numbers.

Terms

    a(0) =6a(1) =211a(2) =2999a(3) =13352a(4) =205427a(5) =250927a(6) =1134927a(7) =2177527a(8) =5002427a(9) =6422352a(10) =17349697a(11) =30135652a(12) =45997927a(13) =55075502a(14) =168570052a(15) =130917177a(16) =101275552a(17) =249483677a(18) =441561407a(19) =433742427a(20) =771789552a(21) =1546505052a(22) =1316582177a(23) =1701923302a(24) =2288827477a(25) =1073520852a(26) =3110207127

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