Constant sequence: a(n) = 21.

Terms

a(0) =21a(1) =21a(2) =21a(3) =21a(4) =21a(5) =21a(6) =21a(7) =21a(8) =21a(9) =21a(10) =21a(11) =21a(12) =21a(13) =21a(14) =21a(15) =21a(16) =21a(17) =21a(18) =21a(19) =21a(20) =21a(21) =21a(22) =21a(23) =21a(24) =21a(25) =21a(26) =21a(27) =21a(28) =21a(29) =21