All integers k that can produce a closed walk in an equilateral triangular lattice via noncongruent primitive k-length diagonals, in ascending order.

A387031

All integers k that can produce a closed walk in an equilateral triangular lattice via noncongruent primitive k-length diagonals, in ascending order.

Terms

    a(0) =53599a(1) =104377a(2) =105469a(3) =121303a(4) =126217a(5) =136591a(6) =144781a(7) =172081a(8) =177289a(9) =178087a(10) =189007a(11) =205933a(12) =211603a(13) =222859a(14) =251503a(15) =273637a(16) =276241a(17) =290563a(18) =300181a(19) =300979a(20) =307489a(21) =325717a(22) =345247a(23) =346801a(24) =348859a(25) =358267a(26) =359233a(27) =388759a(28) =392119a(29) =392977

External references