Sha256: fa552fcd76bae07f66c11b904178312a559d4abc9fc94d56871612c526fa42b2
Contents?: true
Size: 819 Bytes
Versions: 15
Compression:
Stored size: 819 Bytes
Contents
describe Integer, "#unitary_sociable?" do
# A000173
@seq = {
3 => [30],
4 => [263820, 395730, 172459210, 209524210, 384121920, 1799281330,
2069510520, 2514290520],
5 => [1482],
6 => [698130, 341354790, 530946330, 582129630],
14 => [2418, 24180, 35238],
65 => [473298],
25 => [763620],
39 => [2212026],
26 => [2233554],
10 => [525150234, 5251502340],
12 => [3344596854]
}
(3..5).map{|_| [_, @seq[_]]}.each do |t, members|
members.sample(1).each do |n|
it "should return true for #{t}-unitary-sociable number #{n}" do
n.unitary_sociable?(t).should be_true
end
m = n - 2
it "should return false for non-#{t}-unitary-sociable number #{m}" do
m.unitary_sociable?(t).should be_false
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems