Newman-Conway Sequence
The sequence 1, 1, 2, 2, 3, 4, 4, 4, 5, 6, 7, 7, ... (Sloane's A004001) defined by the recurrence 
,
It satisfies
and
References
Bloom, D. M. ``Newman-Conway Sequence.'' Solution to Problem 1459. Math. Mag. 68, 400-401, 1995.
Sloane, N. J. A. SequenceA004001/M0276in ``An On-Line Version of the Encyclopedia of Integer Sequences.''http://www.research.att.com/~njas/sequences/eisonline.html and Sloane, N. J. A. and Plouffe, S.The Encyclopedia of Integer Sequences. San Diego: Academic Press, 1995.
- Characteristic (Euler)
- Characteristic Factor
- Characteristic (Field)
- Characteristic Function
- Squareful
- Square Gyrobicupola
- Square Integrable
- Square Knot
- Square Matrix
- Square Number
- Square Orthobicupola
- Square Packing
- Square Polyomino
- Square Pyramid
- Square Pyramidal Number
- Square Quadrants
- Square Root
- Square Root Inequality
- Square Root Method
- Square Triangular Number
- Square Wave
- Squaring
- Squeezing Theorem
- s-Run
- S-Signature