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A037682 Base-5 digits are, in order, the first n terms of the periodic sequence with initial period 1,0,3,2. 1
1, 5, 28, 142, 711, 3555, 17778, 88892, 444461, 2222305, 11111528, 55557642, 277788211, 1388941055, 6944705278, 34723526392, 173617631961, 868088159805, 4340440799028, 21702203995142, 108511019975711, 542555099878555 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Index entries for linear recurrences with constant coefficients, signature (5,0,0,1,-5).

FORMULA

G.f.: ( x*(1+3*x^2+2*x^3) ) / ( (x-1)*(5*x-1)*(1+x)*(x^2+1) ). - R. J. Mathar, Oct 11 2015

MATHEMATICA

Table[FromDigits[PadRight[{}, n, {1, 0, 3, 2}], 5], {n, 30}] (* or *) LinearRecurrence[ {5, 0, 0, 1, -5}, {1, 5, 28, 142, 711}, 30] (* Harvey P. Dale, Jul 03 2021 *)

CROSSREFS

Sequence in context: A297322 A037591 A270922 * A271686 A272288 A283516

Adjacent sequences:  A037679 A037680 A037681 * A037683 A037684 A037685

KEYWORD

nonn,base,easy

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 17 16:50 EDT 2021. Contains 347487 sequences. (Running on oeis4.)