A249245 Numbers k such that A249243(k+1) = A249243(k) + 1.

1, 2, 4, 5, 6, 8, 9, 10, 12, 13, 14, 16, 17, 18, 20, 21, 23, 24, 25, 27, 28, 29, 31, 32, 33, 35, 36, 37, 39, 40, 42, 43, 44, 46, 47, 48, 50, 51, 52, 54, 55, 57, 58, 59, 61, 62, 63, 65, 66, 67, 69, 70, 71, 73, 74, 76, 77, 78, 80, 81, 82, 84, 85, 86, 88, 89

Offset

1,2

Comments

A249244 and A249245 are a complementary pair, analogous to the pair A247785 and A247786.

Links

Clark Kimberling, Table of n, a(n) for n = 1..5000

Mathematica

u = Floor[Table[1/((1 + 1/n)^(n + 1) - E), {n, 1, 1000}]]; (* A249243 *)
d = Differences[u]
Flatten[Position[d, 0]]  (* A249244 *)
Flatten[Position[d, 1]]  (* A249245 *)

Crossrefs

Cf. A247784, A247785, A249243, A249244.

Sequence in context: A329839 A039070 A059553 * A279607 A292636 A079709

Adjacent sequences: A249242 A249243 A249244 * A249246 A249247 A249248

Keyword

nonn,easy

Author

Clark Kimberling, Oct 23 2014

Status

approved