A card-arranging problem: values of n such that there exists a permutation p_1, ..., p_n of 1, ..., n such that i + p_i is a cube for every i.

A006063

A card-arranging problem: values of n such that there exists a permutation p_1, ..., p_n of 1, ..., n such that i + p_i is a cube for every i.

Terms

    a(0) =7a(1) =19a(2) =26a(3) =37a(4) =44a(5) =56a(6) =63a(7) =66a(8) =68a(9) =80a(10) =82a(11) =85a(12) =87a(13) =98a(14) =100a(15) =103a(16) =105a(17) =110a(18) =112a(19) =115a(20) =116a(21) =117a(22) =118a(23) =119a(24) =120a(25) =121a(26) =122a(27) =123a(28) =124a(29) =125

External references