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A288144 Square roots of the deficiencies of the squares of A289274. 2
19, 53, 1583, 3509, 6479, 223309, 291205, 65791, 56179, 50039, 3505843, 456456275, 16781311, 5734169, 4144461731, 23461111, 56585278013, 50656373, 164136392937 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This sequence consists of the terms of A288145 different from 1.

LINKS

Table of n, a(n) for n=1..19.

EXAMPLE

The deficiency of 46^2 is 2*46^2 - sigma(46^2) = 19^2, so this sequence starts with 19 (since 46 is the first term of the A289274).

CROSSREFS

Cf. A289274, A289275, A288145.

Sequence in context: A242797 A142072 A221594 * A051871 A044121 A044502

Adjacent sequences:  A288141 A288142 A288143 * A288145 A288146 A288147

KEYWORD

nonn,more

AUTHOR

Jens Voß, Jul 01 2017

EXTENSIONS

a(10) from Chai Wah Wu, Jul 26 2017

a(11)-a(19) from Giovanni Resta, Jul 27 2017

STATUS

approved

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Last modified July 6 14:10 EDT 2022. Contains 355110 sequences. (Running on oeis4.)