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A037782 Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 3,1,2,0. 1
3, 22, 156, 1092, 7647, 53530, 374712, 2622984, 18360891, 128526238, 899683668, 6297785676, 44084499735, 308591498146, 2160140487024, 15120983409168, 105846883864179, 740928187049254, 5186497309344780 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Index to sequences with linear recurrences with constant coefficients, signature (7,0,0,1,-7).

FORMULA

a(n) = 7a(n-1) + a(n-4) - 7a(n-5)

CROSSREFS

Sequence in context: A037775 A037663 A091167 * A041661 A037586 A183259

Adjacent sequences:  A037779 A037780 A037781 * A037783 A037784 A037785

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 16 13:12 EST 2012. Contains 205909 sequences.