Self-inverse permutation of natural numbers: complementary pair ludic/nonludic numbers (A003309/A192607) entangled with the same pair in the opposite order, nonludic/ludic. See Formula.

A235491

Self-inverse permutation of natural numbers: complementary pair ludic/nonludic numbers (A003309/A192607) entangled with the same pair in the opposite order, nonludic/ludic. See Formula.

Terms

    a(0) =0a(1) =1a(2) =4a(3) =9a(4) =2a(5) =16a(6) =7a(7) =6a(8) =25a(9) =3a(10) =61a(11) =26a(12) =17a(13) =14a(14) =13a(15) =115a(16) =5a(17) =12a(18) =359a(19) =119a(20) =67a(21) =47a(22) =43a(23) =36a(24) =791a(25) =8a(26) =11a(27) =41a(28) =3017a(29) =81

External references