A055570 - OEIS

A055570

Sum of digits of (a(n)^4) is greater than or equal to a(n).

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 21, 22, 23, 24, 25, 26, 28, 36

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OFFSET

0,3

LINKS

EXAMPLE

a(2) = 2 because 2^4 = 16 and 1+6 = 7>= 2

MATHEMATICA

Select[Range[0, 50], Total[IntegerDigits[#^4]]>=#&] (* Harvey P. Dale, Jan 20 2020 *)

CROSSREFS

KEYWORD

base,fini,full,nonn

AUTHOR

EXTENSIONS

Definition clarified by Harvey P. Dale, Jan 20 2020

STATUS

approved