The bisection of A238315 that remains constant with changes in the offset of the exponent of the second term.

A239367

The bisection of A238315 that remains constant with changes in the offset of the exponent of the second term.

Terms

    a(0) =1a(1) =5a(2) =13a(3) =29a(4) =69a(5) =197a(6) =669a(7) =2509a(8) =9813a(9) =38965a(10) =155501a(11) =621565a(12) =2485733a(13) =9942309a(14) =39768509a(15) =159073197a(16) =636291829a(17) =2545166229a(18) =10180663693a(19) =40722653405a(20) =162890612101a(21) =651562446725

External references