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A327724 Product of A003059 and A071797. 0
1, 2, 4, 6, 3, 6, 9, 12, 15, 4, 8, 12, 16, 20, 24, 28, 5, 10, 15, 20, 25, 30, 35, 40, 45, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 9, 18, 27, 36, 45, 54 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..70.

PROG

(PARI) a(n) = {(1+sqrtint(n-1))*(n-sqrtint(n-1)^2)} \\ Andrew Howroyd, Sep 23 2019

CROSSREFS

Cf. A003059, A071797.

Sequence in context: A259840 A161184 A140645 * A117532 A287662 A278376

Adjacent sequences:  A327721 A327722 A327723 * A327725 A327726 A327727

KEYWORD

nonn

AUTHOR

Todor Szimeonov, Sep 23 2019

STATUS

approved

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Last modified May 25 17:06 EDT 2020. Contains 334595 sequences. (Running on oeis4.)