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A007395 The all 2's sequence.
(Formerly M0208)
+0
30
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 (list; graph; listen)
OFFSET

1,1

COMMENT

Also the iterated factorials of the number 2: 2!, (2!)!, ((2!)!)! - Peter C. Heinig (algorithms(AT)gmx.de), Apr 16 2006

Continued fraction for 1+sqrt(2) . - Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 14 2006

LINKS

Tanya Khovanova, Recursive Sequences

Index entries for recurrences a(n) = k*a(n - 1) +/- a(n - 2)

Daniele A. Gewurz and Francesca Merola, Sequences realized as Parker vectors ..., J. Integer Seqs., Vol. 6, 2003.

Eric Weisstein's World of Mathematics, Hamiltonian Cycle

MATHEMATICA

Table[2, {105}]

CROSSREFS

Cf. A000004, A000012, A010701.

Adjacent sequences: A007392 A007393 A007394 this_sequence A007396 A007397 A007398

Sequence in context: A046698 A036453 A040000 this_sequence A055642 A036452 A102572

KEYWORD

nonn,easy

AUTHOR

njas

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Last modified May 15 13:16 EDT 2008. Contains 139641 sequences.


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