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A066905 Squares in A006577. 1

%I #14 Jul 25 2021 10:50:31

%S 0,1,16,9,9,4,16,16,16,9,9,9,25,25,25,25,25,100,121,36,36,36,36,49,16,

%T 16,16,16,16,16,16,16,81,81,9,25,25,25,25,25,25,25,25,25,25,100,100,

%U 100,25,144,25,100,25,25,144,144,25,25,144,64,64,64,64,64,25,25,64,64

%N Squares in A006577.

%t steps[ n_ ] := For[ nn=n; ct=0, True, ct++, If[ nn==1, Return[ ct ] ]; nn=If[ EvenQ[ nn ], nn/2, 3nn+1 ] ]; Select[ steps/@Range[ 1, 1000 ], IntegerQ[ Sqrt[ # ] ]& ]

%Y Cf. A006577, A066773.

%K nonn

%O 1,3

%A K. B. Subramaniam (kb_subramaniambalu(AT)yahoo.com), Dec 20 2001

%E More terms from _Dean Hickerson_, Jan 19 2002

%E Offset 1 from _Michel Marcus_, Jul 25 2021

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Last modified June 21 19:43 EDT 2024. Contains 373558 sequences. (Running on oeis4.)